We struggle with the complexities and avoid the simplicities.

When asked, 'How do you write?' I invariably answer, 'one word at a time.'

Just because something doesn't do what you planned it to do doesn't mean it's useless.

Success is going from failure to failure without loss of enthusiasm.

One must be sane to think clearly, but one can think deeply and be quite insane.

I do not like to repeat successes, I like to go on to other things.

The day science begins to study non-physical phenomena, it will make more progress in one decade than in all the previous centuries of its existence.

Boredom is one of the most blissful feelings.

Success is most often achieved by those who don't know that failure is inevitable.

Advertising is legalized lying.

The major reason for setting a goal is for what it makes of you to accomplish it. What it makes of you will always be the far greater value than what you get.

Purity, patience, and perseverance are the three essentials to success and, above all, love.

Because ideas have to be original only with regard to their adaptation to the problem at hand, I am always extremely interested in how others have used them...

The difference between a successful person and others is not a lack of strength, not a lack of knowledge, but rather a lack in will.

Rich people have small TVs and big libraries, and poor people have small libraries and big TVs.

There is but one dependable method of accumulating and legally holding riches, and that is by rendering useful service.

God sells us all things at the price of labor.

The best way to destroy an enemy is to make him a friend.

Nothing is particularly hard if you divide it into small jobs

Most people spend more time and energy going around problems than in trying to solve them.

No man can taste the fruits of autumn while he is delighting his scent with the flowers of spring.