Go for it now. The future is promised to no one.
If you've got a talent, protect it.
Expect problems and eat them for breakfast.
What you do today can improve all your tomorrows.
If you think you can do it, you can.
Without hard work, nothing grows but weeds.
The secret of getting ahead is getting started.
Do not weep do not wax indignant. Understand.
The most effective way to do it, is to do it.
To be a good loser is to learn how to win.
Soon I knew the craft of experimental physics was beyond me - it was the sublime quality of patience - patience in accumulating data, patience with recalcitrant equipment - which I sadly lacked.