It's always too early to quit.
Only the educated are free.
Expect problems and eat them for breakfast.
The wise does at once what the fool does at last.
I can, therefore I am.
Without hard work, nothing grows but weeds.
Wherever you are - be all there.
If you're going through hell, keep going.
Leap, and the net will appear.
Quality is not an act, it is a habit.
It is impossible for any number which is a power greater than the second to be written as a sum of two like powers. I have a truly marvelous demonstration of this proposition which this margin is too narrow to contain.