The value and utility of any experiment are determined by the fitness of the material to the purpose for which it is used.

The experiments proceed slowly. At first a certain amount of patience was needed, but I soon found that matters went better when I carried on several experiments simultaneously.

Be not afraid of life. Believe that life is worth living, and your belief will help create the fact.

-- William James

The true is the name of whatever proves itself to be good in the way of belief, and good, too, for definite, assignable reasons.

-- William James

You can't connect the dots looking forward; you can only connect them looking backwards. So you have to trust that the dots will somehow connect in your future.

-- Steve Jobs

Perseverance is my motto.

-- Madam C. J. Walker

I have never worked a day in my life without selling. If I believe in something, I sell it, and I sell it hard.

-- Estée Lauder

Aerodynamically, the bumble bee shouldn't be able to fly, but the bumble bee doesn't know it so it goes on flying anyway.

-- Mary Kay Ash