No matter how much suffering you went through, you never wanted to let go of those memories.

Do not pray for an easy life, pray for the strength to endure a difficult one.

The trouble with most of us is that we would rather be ruined by praise than saved by criticism.

Only idiots refuse to change their minds.

In order to change the world, you have to get your head together first

What lies behind us and what lies ahead of us are tiny matters compared to what lives within us.

The object of the superior man is truth.

Knowing is not enough, we must apply. Willing is not enough, we must do.

Nobody made a greater mistake than he who did nothing because he could do only a little.

Medicine heals diseases of the body, wisdom frees the soul from passions.

There is a wisdom of the head, and... there is a wisdom of the heart.

There is nothing noble in being superior to your fellow man; true nobility is being superior to your former self.

A good teacher protects his pupils from his own influence.

A man may imagine things that are false, but he can only understand things that are true.

Proverbs are short sentences drawn from long experience.

Science is organized knowledge. Wisdom is organized life.

The greatest power we have is the power of choice.

If you buy what you do not need, you will need what you cannot buy.

Destiny is not a passive agent that lies in the lap of the Gods, but is an active instrument that lies in your own hands to shape as you will.

Just remember, once you're over the hill you begin to pick up speed.

You are braver than you believe, stronger than you seem, and smarter than you think.