It's the little details that are vital. Little things make big things happen.

For every dark night, there's a brighter day

The fact that the great scientist believed in flying machines was the one thing that encouraged us to begin our studies.

I can never stand still. I must explore and experiment. I am never satisfied with my work. I resent the limitations of my own imagination.

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

Yelling at living things does tend to kill the spirit in them. Sticks and stones may break our bones, but words will break our hearts...

The unexamined life is not worth living.

My mission in life is not merely to survive, but to thrive; and to do so with some passion, some compassion, some humor, and some style

It's all to do with the training: you can do a lot if you're properly trained.

It's always too early to quit.

There is always room at the top.

They deem me mad because I will not sell my days for gold; and I deem them mad because they think my days have a price.

Be yourself, let you come through.

Once you learn to quit, it becomes a habit.

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

Go on with what your heart tells you, or you will lose all.

Let yourself be silently drawn by the stronger pull of what you really love.

You are never too old to become younger!

Ability is what you're capable of doing. Motivation determines what you do. Attitude determines how well you do it.

And, when you want something, all the universe conspires in helping you to achieve it.

If you can dream it, you can do it.