If you think you can do it, you can.
Leap, and the net will appear.
It's always too early to quit.
Be thine own palace, or the world's thy jail.
Without hard work, nothing grows but weeds.
Be gentle to all and stern with yourself.
Things do not happen. Things are made to happen.
Go for it now. The future is promised to no one.
Be kind whenever possible. It is always possible.
Know or listen to those who know.
It's too bad that one has to conceive of sports as being the only arena where risks are, for all of life is risk exercise. That's the only way to live more freely, and more interestingly.