To know oneself, one should assert oneself.
What you do today can improve all your tomorrows.
Without hard work, nothing grows but weeds.
If you've got a talent, protect it.
You never know what motivates you.
Do not weep do not wax indignant. Understand.
The most effective way to do it, is to do it.
Problems are not stop signs, they are guidelines.
It's always too early to quit.
Go for it now. The future is promised to no one.
Science by itself has no moral dimension. But it does seek to establish truth. And upon this truth morality can be built.