Every nation has the right to demand proper treatment and no country should violate the territory of any other country.

If my mind can conceive it, and my heart can believe it - then I can achieve it.

In a conflict between the heart and the brain, follow your heart.

All thinking men are atheists.

The unexamined life is not worth living.

Life is entrusted to man as a treasure which must not be squandered, as a talent which must be used well.

If you want creative workers, give them enough time to play.

One of the things I learned when I was negotiating was that until I changed myself, I could not change others.

Strength of mind rests in sobriety; for this keeps your reason unclouded by passion.

One person with a belief is equal to a force of ninety-nine who have only interests.

You can chain me, you can torture me, you can even destroy this body, but you will never imprison my mind.

Don't complain about the snow on your neighbor's roof when your own doorstep is unclean.

When they say the sky's the limit to me that's really true

I am as bad as the worst, but, thank God, I am as good as the best.

The expectations of life depend upon diligence; the mechanic that would perfect his work must first sharpen his tools.

Waste no more time arguing about what a good man should be. Be one.

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.

People should pursue what they're passionate about. That will make them happier than pretty much anything else.

Do not pray for easy lives. Pray to be stronger men.

Whenever a negative thought concerning your personal power comes to mind, deliberately voice a positive thought to cancel it out.

I not only use all the brains that I have, but all that I can borrow.