It's always too early to quit.
Wherever you are - be all there.
Either you run the day or the day runs you.
I can, therefore I am.
What you do today can improve all your tomorrows.
Without hard work, nothing grows but weeds.
You never know what motivates you.
Never complain and never explain.
Know or listen to those who know.
By failing to prepare, you are preparing to fail.
Science by itself has no moral dimension. But it does seek to establish truth. And upon this truth morality can be built.