In the survival of favoured individuals and races, during the constantly-recurring struggle for existence, we see a powerful and ever-acting form of selection.

Landlords, like all other men, love to reap where they never sowed.

To conceal anything from those to whom I am attached, is not in my nature. I can never close my lips where I have opened my heart.

Life can be pulled by goals just as surely as it can be pushed by drives.

Have no fear of perfection - you'll never reach it.

What would life be if we had no courage to attempt anything?

Life would be tragic if it weren't funny.

Life did not intend to make us perfect. Whoever is perfect belongs in a museum.

We are called to be architects of the future, not its victims.

No passion in the world is equal to the passion to alter someone else's draft.

I have no idea what's awaiting me, or what will happen when this all ends. For the moment I know this: there are sick people and they need curing.

Live your life and forget your age.

If a man neglects education, he walks lame to the end of his life

A lie told often enough becomes the truth.

Death is not the opposite of life, but a part of it.

Not all things are to be discovered; many are better concealed.

A life not lived for others is not a life.

Take care of your body. It's the only place you have to live.

Life does not need to mutilate itself in order to be pure.

Nobody realizes that some people expend tremendous energy merely to be normal.

Until you value yourself, you won't value your time. Until you value your time, you will not do anything with it.