You can't learn in school what the world is going to do next year.

We should not give up and we should not allow the problem to defeat us.

What lies behind us and what lies before us are tiny matters compared to what lies within us.

Insanity is doing the same thing over and over again and expecting different results.

For a man who no longer has a homeland, writing becomes a place to live.

People often say that motivation doesn't last. Well, neither does bathing - that's why we recommend it daily.

No matter what people tell you, words and ideas can change the world.

The secret of health for both mind and body is not to mourn for the past, nor to worry about the future, but to live the present moment wisely and earnestly.

The only way of discovering the limits of the possible is to venture a little way past them into the impossible.

If we ever forget that we're one nation under God, then we will be one nation gone under.

Whatever you do will be insignificant, but it is very important that you do it.

Today I shall behave, as if this is the day I will be remembered.

The world is the great gymnasium where we come to make ourselves strong.

A man is but the product of his thoughts. What he thinks, he becomes.

Never stand begging for what one has the power to earn.

It is better to light one small candle than to curse the darkness.

When obstacles arise, you change your direction to reach your goal; you do not change your decision to get there.

When we see men of a contrary character, we should turn inwards and examine ourselves.

Without ambition one starts nothing. Without work one finishes nothing. The prize will not be sent to you. You have to win it.

Most people live and die with their music still unplayed. They never dare to try.

Freedom from the desire for an answer is essential to the understanding of a problem.