Begin to be now what you will be hereafter.
Do not weep do not wax indignant. Understand.
Expect problems and eat them for breakfast.
Always desire to learn something useful.
Either you run the day or the day runs you.
If you've got a talent, protect it.
Things do not happen. Things are made to happen.
It's always too early to quit.
Well done is better than well said.
Be gentle to all and stern with yourself.
Sound is the vocabulary of nature.
The world changes materially. Science makes advances in technology and understanding. But the world of humanity doesn't change.