Without hard work, nothing grows but weeds.
Quality is not an act, it is a habit.
I can, therefore I am.
What you do today can improve all your tomorrows.
If you've got a talent, protect it.
The most effective way to do it, is to do it.
If you're going through hell, keep going.
Know or listen to those who know.
If you can dream it, you can do it.
By failing to prepare, you are preparing to fail.
I learned easily and had time to follow my inclination for sports (light athletics and skiing) and chemistry, which I taught myself by reading all textbooks I could get.