Problems are not stop signs, they are guidelines.
Expect problems and eat them for breakfast.
What you do today can improve all your tomorrows.
Quality is not an act, it is a habit.
Go for it now. The future is promised to no one.
To be a good loser is to learn how to win.
To know oneself, one should assert oneself.
Always desire to learn something useful.
The most effective way to do it, is to do it.
I can, therefore I am.
As my dad said, you have an obligation to leave the world better than how you found it. And he also reminded us to be givers in this life, and not takers.