Whatever you can do or dream you can, begin it. Boldness has genius, power and magic in it!

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.

Don't get set into one form, adapt it and build your own, and let it grow, be like water.

Failure is not our only punishment for laziness; there is also the success of others.

You don't need a weather man to know which way the wind blows

Scar tissue is stronger than regular tissue. Realize the strength, move on.

All the darkness in the world cannot extinguish the light of a single candle.

Fantasy is an exercise bicycle for the mind. It might not take you anywhere, but it tones up the muscles that can. Of course, I could be wrong.

Live as if you were to die tomorrow. Learn as if you were to live forever.

It's not whether you got knocked down; it's whether you get back up.

I don't think necessity is the mother of invention. Invention ... arises directly from idleness, possibly also from laziness. To save oneself trouble.

I long to accomplish a great and noble task; but it is my chief duty to accomplish small tasks as if they were great and noble

After climbing a great hill, one only finds that there are many more hills to climb.

When it comes down to it, I let them think what they want. If they care enough to bother with what I do, then I'm already better than them.

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

We are citizens of the world. The tragedy of our times is that we do not know this.

The duty of youth is to challenge corruption.

We are all in the gutter, but some of us are looking at the stars.

The deeds you do may be the only sermon some persons will hear today.

Differences are not intended to separate, to alienate. We are different precisely in order to realize our need of one another.

All thinking men are atheists.