Whatever you think the world is withholding from you, you are withholding from the world.

The impossible could not have happened, therefore the impossible must be possible in spite of appearances.

Things which matter most must never be at the mercy of things which matter least.

The very essence of instinct is that it's followed independently of reason.

Adapt what is useful, reject what is useless, and add what is specifically your own.

When prosperity comes, do not use all of it.

One who loses wealth loses much. One who loses a friend loses more. But one who loses courage loses all.

Nature is pleased with simplicity. And nature is no dummy

Science may set limits to knowledge, but should not set limits to imagination.

No act of kindness, no matter how small, is ever wasted.

Experience is the only prophecy of wise men.

Never put off for tomorrow, what you can do today.

Anywhere you go in the world is what you make of it, not what you read in books.

Don't compromise yourself. You are all you've got.

If you have no problems, then you have no clue to what is going.

Science is organized knowledge. Wisdom is organized life.

It is better to remain silent and be thought a fool than to open one's mouth and remove all doubt.

In a good bookroom you feel in some mysterious way that you are absorbing the wisdom contained in all the books through your skin, without even opening them.

When I stand before God at the end of my life, I would hope that I would not have a single bit of talent left, and could say, 'I used everything you gave me'.

We choose our joys and sorrows long before we experience them.

He who can destroy a thing, can control a thing.