It takes a great deal of bravery to stand up to our enemies, but just as much to stand up to our friends.

The ethos of redemption is realized in self-mastery, by means of temperance, that is, continence of desires.

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

Intelligence is the ability to adapt to change.

I think, therefore I am.

We never see ourselves as others see us.

He who conquers others is strong; he who conquers himself is mighty.

Instinct is a marvellous thing. It can neither be explained nor ignored.

Learn as though you would never be able to master it; hold it as though you would be in fear of losing it.

He who chooses the beginning of the road chooses the place it leads to.

Tell the truth. Sing with passion. Work with laughter. Love with heart. 'Cause that's all that matters in the end.

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

Each problem that I solved became a rule which served afterwards to solve other problems.

What you're thinking is what you're becoming.

A wise man can learn more from a foolish question than a fool can learn from a wise answer.

You place too much importance... on the so-called purity of blood! You fail to recognize that it matters not what someone is born, but what they grow to be!

I know I am but mortal and so therewhilst prepare myself for death, whensoever it shall please God to send it.

A perfection of means, and confusion of aims, seems to be our main problem.

Empty your cup so that it may be filled; become devoid to gain totality.

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

Don't criticize what you can't understand.