No one knows what he can do until he tries.

Knowing is not enough, we must apply. Willing is not enough, we must do.

Courage isn’t having the strength to go on - it is going on when you don’t have strength.

If people are not laughing at your goals, your goals are too small.

Believe you can and you’re halfway there.

We suffer more often in imagination than in reality.

A river cuts through rock, not because of its power, but because of its persistence.