When you're at the end of your rope, tie a knot and hold on

A lot of people have gone further than they thought they could because someone else thought they could

Happiness depends more on the inward disposition of mind than on outward circumstances.

If my life is going to mean anything, I have to live it myself.

The past cannot be changed. The future is yet in your power.

We should not give up and we should not allow the problem to defeat us.

Lack of direction, not lack of time, is the problem. We all have twenty-four hour days.

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

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

However difficult life may seem, there is always something you can do and succeed at.

Some people regard discipline as a chore. For me, it is a kind of order that sets me free to fly.

To be yourself in a world that is constantly trying to make you something else is the greatest accomplishment.

My advice to other disabled people would be, concentrate on things your disability doesn't prevent you doing well, and don't regret the things it interferes with. Don't be disabled in spirit as well as physically.

Perseverance is failing 19 times and succeeding the 20th.

You must never be fearful about what you are doing when it is right.

There are only 3 colors, 10 digits, and 7 notes; its what we do with them that's important.

You yourself, as much as anybody in the entire universe, deserve your love and affection.

Do what you can, with what you have, where you are.

Everything you can imagine is real.

Others have seen what is and asked why. I have seen what could be and asked why not.

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