“While enthusiasm may be necessary for great accomplishments elsewhere, on Wall Street it almost invariably leads to disaster”

It is worth pointing out that assuredly not more than one person out of a hundred who stayed in the market after after 1925 emerged from it with a net profit and that the speculative losses taken were appalling.

Rather should we say that the market is a voting machine, whereon countless individuals register choices which are the product partly of reason and partly of emotion.

Price statistics show clearly that instability in raw-material prices is a prime cause of instability of other prices.

No statement is more true and better applicable to Wall Street than the famous warning of Santayana: “Those who do not remember the past are condemned to repeat it”.

No matter how careful you are, the one risk no investor can ever eliminate is the risk of being wrong. Only by insisting on what Graham called the “margin of safety” – never overpaying, no matter how exciting an investment seems to be – can you minimize your odds of error.

Though business conditions may change, corporations and securities may change, and financial institutions and regulations may change, human nature remains the same.

Buy when most people, including experts, are pessimistic, and sell when they are actively optimistic.

Investing isn’t about beating others at their game. It’s about controlling yourself at your own game.

By refusing to pay too much for an investment, you minimize the chances that your wealth will ever disappear or suddenly be destroyed.

If I have noticed anything over these 60 years on Wall Street, it is that people do not succeed in forecasting what`s going to happen to the stock market.

The volume of credit depends upon three factors: the desire to borrow, the ability to lend and the desire to lend.

We urge the beginner in security buying not to waste his efforts and his money in trying to beat the market. Let him study security values and initially test out his judgment on price versus value with the smallest possible sums.

The thing that I have been emphasizing in my own work for the last few years has been the group approach. To try to buy groups of stocks that meet some simple criterion for being undervalued-regardless of the industry and with very little attention to the individual company.

In the old legend the wise men finally boiled down the history of mortal affairs into a single phrase: ‘This too will pass.’

Nearly everyone interested in common stocks wants to be told by someone else what he thinks the market is going to do. The demand being there, it must be supplied.

Losing some money is an inevitable part of investing, and there’s nothing you can do to prevent it. But to be an intelligent investor, you must take responsibility for ensuring that you never lose most or all of your money.

In trading/ investing it’s not about how much you make, but how much you don’t lose

In the financial markets, hindsight is forever 20/20, but foresight is legally blind. And thus, for most investors, market timing is a practical and emotional impossibility.

You don’t get what you want from investing, you get what you deserve.

There is a close logical connection between the concept of a safety margin and the principle of diversification.

You must never delude yourself into thinking that you’re investing when you’re speculating.

As in roulette, same is true of the stock trader, who will find that the expense of trading weights the dice heavily against him.

Thousands of people have tried, and the evidence is clear: The more you trade, the less you keep.

The best approach here, if at all possible, is to use supervisory and regulatory methods to restrain undue risk-taking and to make sure the system is resilient in case an asset-price bubble bursts in the future.