Quote by Marcus Aurelius
"Not to assume it is impossible because you find it hard yourself; but to recognize that if it is humanly possible, you can do it too."
More from Marcus Aurelius
"You have power over your mind - not outside events. Realize this, and you will find strength."
"The impediment to action advances action. What stands in the way becomes the way."
"You could leave life right now. Let that determine what you do and say and think."
"Waste no more time arguing what a good man should be. Be one."