Scientists investigate that which already is; Engineers create that which has never been.

Gravitation is not responsible for people falling in love.

Life is like riding a bicycle. To keep your balance, you must keep moving.

Life isn't worth living, unless it is lived for someone else.

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

Wisdom is not a product of schooling but of the lifelong attempt to acquire it.

Strive not to be a success, but rather to be of value.

The true sign of intelligence is not knowledge but imagination.

God is clever but not dishonest.

Try not to become a man of success but rather a man of value.

Weakness of attitude becomes weakness of character.

Hope is an anchor.

You can lead with or without a title. If you wait until you get a title, you may wait forever.

I'm living out my dreams and I love what I do.

Talking of white supremacist violent types, I was in America, recently.

I find peace anywhere I go. It depends on what is within the walls of my own home.

Birds do it, bees do it, even educated fleas do it; let's do it, let's fall in love.

My beef with the alt-fuel people is not the renewable or alt-fuel ideas themselves. Sooner or later, there's no question we're going to have to rely on them. For me, it's an issue of scale.

I only envy as basic old sexual jealousy.

They did not know it was impossible so they did it

Every organization has to prepare for the abandonment of everything it does.