Can't recommend "Meditations" highly enough, it is a great read. The first part takes a little bit of discipline to get through (at least, for me it did), but s

Can't recommend "Meditations" highly enough, it is a great read. The first part takes a little bit of discipline to get through (at least, for me it did), but stick with it if it puts you off, it gets better. You should check out Seneca and Epictetus as well.