What you do today can improve all your tomorrows.
Wherever you are - be all there.
It's always too early to quit.
Without hard work, nothing grows but weeds.
If you're going through hell, keep going.
I can, therefore I am.
Do not weep do not wax indignant. Understand.
By failing to prepare, you are preparing to fail.
The wise does at once what the fool does at last.
Always desire to learn something useful.
Science by itself has no moral dimension. But it does seek to establish truth. And upon this truth morality can be built.