Any product that needs a manual to work is broken.

For the meaning of life differs from man to man, from day to day and from hour to hour. What matters, therefore, is not the meaning of life in general but rather the specific meaning of a person's life at a given moment.

Self-esteem comes from being able to define the world in your own terms and refusing to abide by the judgments of others.

My idea of an agreeable person is a person who agrees with me.

A scientist in his laboratory is not a mere technician: he is also a child confronting natural phenomena that impress him as though they were fairy tales.?

Radical simply means 'grasping things at the root'.

No flying machine will ever fly from New York to Paris.

Anger makes dull men witty, but it keeps them poor.

When people talk of the freedom of writing, speaking or thinking I cannot choose but laugh. No such thing ever existed. No such thing now exists; but I hope it will exist. But it must be hundreds of years after you and I shall write and speak no more.

The more you like yourself, the less you are like anyone else, which makes you unique.

I will indulge my sorrows, and give way to all the pangs and fury of despair.

While the rest of the world has been improving technology, Ghana has been improving the quality of man's humanity to man.

It is the story that owns and directs us. It is the thing that makes us different from cattle; it is the mark on the face that sets one people apart from their neighbors.

Many have had their greatness made for them by their enemies.

For a moment, nothing happened. Then, after a second or so, nothing continued to happen.

Never lend your car to someone you've given birth to.

Jests that give pains are not jests.

Thought is free.

You always admire what you really don't understand.

The spirit of man is an inward flame; a lamp the world blows upon but never puts out.

The paranoid is never entirely mistaken.