The only way of finding the limits of the possible is by going beyond them into the impossible.
It's not what you look at that matters, it's what you see.
You shape your own destiny.
Repetition of the same thought or physical action develops into a habit which, repeated frequently enough, becomes an automatic reflex.
Your pain is the breaking of the shell that encloses your understanding.
I will never be by violence constrained to do anything.
The starting point of all achievement is desire.
We need never be ashamed of our tears.
Victory is for those who can say 'Victory is mine'. Success is for those who can begin saying 'I will succeed' and say 'I have succeeded' in the end.
You lose nothing when fighting for a cause ... In my mind the losers are those who don't have a cause they care about.
To attain the impossible, one must attempt the absurd.
I hated every minute of training, but I said, 'Don't quit. Suffer now and live the rest of your life as a champion'.
We cannot direct the wind, but we can adjust the sails.
Courage isn't having the strength to go on - it is going on when you don't have strength.
I'd rather be an optimist and a fool than a pessimist and right.
Everything you can imagine is real.
How long should you try? Until.
Never let the future disturb you. You will meet it, if you have to, with the same weapons of reason which today arm you against the present.
When every physical and mental resource is focused, one's power to solve a problem multiplies tremendously.
Weakness of attitude becomes weakness of character.
Any book that helps a child to form a habit of reading, to make reading one of his deep and continuing needs, is good for him.