“Nothing is so exhausting as indecision, and nothing is so futile.”

If there were in the world today any large number of people who desired their own happiness more than they desired the unhappiness of others, we could have paradise in a few years.

I hate being all tidy like a book in a library where nobody reads – prison is horribly like that.

Philosophy, from the earliest times, has made greater claims, and achieved fewer results, than any other branch of learning.

No nation was ever so virtuous as each believes itself, and none was ever so wicked as each believes the other.

I consider the official Catholic attitude on divorce, birth control, and censorship exceedingly dangerous to mankind.

Even if all the experts agree, they may well be mistaken.

Few people can be happy unless they hate some other person, nation, or creed.

Sometimes the hardest thing in life is to know which bridge to cross and which to burn.

It seems to me fundamental dishonesty, and a fundamental treachery to intellectual integrity to hold a belief because you think it’s useful and not because you think it’s true.

The fundamental concept in social science is power, in the same sense in which energy is the fundamental concept in physics.

To be able to fill leisure intelligently is the last product of civilization, and at present, very few people have reached this level.

Dogmatism is the greatest of mental obstacles to human happiness.

There are two motives for reading a book; one, that you enjoy it; the other, that you can boast about it.

How much longer is the world willing to endure this spectacle of wanton cruelty?

The fundamental cause of the trouble is that in the modern world the stupid are cocksure while the intelligent are full of doubt.

The only thing that will redeem mankind is cooperation.

At the end of the day, a wise old man and a wise old woman will reach the same decision.

The ability to consciously decide and alter which direction is best for you in every moment is an amazing privilege. 

I decided to teach because I think that any person who studies philosophy has to be involved actively.

Never make a decision when you are not in control or angry.

Self-love is a decision you make when you finally come to know that everything you are going through is the reflection of the relationship you have with yourself.

You are one decision away from everything you want to achieve.

Impossibile is what you decide in your mind

Regretting after making a decision doesn’t make your decision wrong.