Problems are not stop signs, they are guidelines.

The wise does at once what the fool does at last.

It's always too early to quit.

Know or listen to those who know.

If you're going through hell, keep going.

Things do not happen. Things are made to happen.

Quality is not an act, it is a habit.

Well done is better than well said.

Do not weep do not wax indignant. Understand.