“It is my business to know what other people do not know.”

Where there is no imagination, there is no horror.

A man always finds it hard to realize that he may have finally lost a woman’s love, however badly he may have treated her.

Jealousy is a strange transformer of characters.

So all life is a great chain, the nature of which is known whenever we are shown a link of it.

You have a grand gift for silence, Watson. It makes you quite invaluable as a companion.

It is more than possible; it is probable.

Education never ends, It is a series of lessons, with the greatest for the last.

It’s a wicked world, and when a clever man turns his brain to crime it is the worst of all.

There is nothing more deceptive than an obvious fact.

When we parted she was a free woman, but I could never again be a free man.

It is not that I think or believe, but that I know.

Never trust to general impressions, my boy, but concentrate yourself upon details.

Picnics are very dear to those who are in the first stage of the tender passion.

The chief proof of man’s real greatness lies in his perception of his own smallness.

When a man does a queer thing, or two queer things, there may be a meaning to it, but when everything he does is queer, then you begin to wonder.

A sandwich and a cup of coffee, and then off to violin-land, where all is sweetness and delicacy and harmony.

Events do not just happen, but arrive by appointment.

If you salute your work, You do not have to salute anybody. If you pollute your work,You have to salute everybody.

You don’t learn to walk by following rules. You learn by doing, and by falling over.

Focus on where you are going, not where you are.

Definitions belong to the definers, not the defined.

We should be building great things that don’t exist.

Never give up on something that you can’t go a day without thinking about.

E-mail has some magical ability to turn off the politeness gene in a human being.