Quality is not an act, it is a habit.
To be a good loser is to learn how to win.
Problems are not stop signs, they are guidelines.
Begin to be now what you will be hereafter.
If you're going through hell, keep going.
After a storm comes a calm.
By failing to prepare, you are preparing to fail.
It's always too early to quit.
Always desire to learn something useful.
Expect problems and eat them for breakfast.
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.