They say Rome wasn't built in a day, but I wasn't on that particular job.

You'll never do a whole lot unless you're brave enough to try.

You got to get it while you can.

Anyone who stops learning is old, whether at twenty or eighty. Anyone who keeps learning stays young.

No one is free who has not obtained the empire of himself. No man is free who cannot command himself.

When obstacles arise, you change your direction to reach your goal; you do not change your decision to get there.

In winter, I plot and plan. In spring, I move.

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

The only way of finding the limits of the possible is by going beyond them into the impossible.

Truth can be stated in a thousand different ways, yet each one can be true.

To go too far is as bad as to fall short.

Imagination is everything. It is the preview of life's coming attractions.

I love those who can smile in trouble...

You have to dream before your dreams can come true.

I just couldn't take school seriously: I had this guitar neck with four frets which I kept hidden under the desk. It had strings on it so I would practice my chord shapes under the desk and that's about all I did at school.

You are not here merely to make a living. You are here in order to enable the world to live more amply, with greater vision, with a finer spirit of hope and achievement. You are here to enrich the world, and to impoverish yourself if you forget the errand.

Never trust the advice of a man in difficulties.

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.

Believe you can and you're halfway there.

What I stand for is what I stand on.

You see things; you say, 'Why?' But I dream things that never were; and I say 'Why not?