There is no need to suppose that human beings differ very much one from another; but it is true that the ones who come out on top are the ones who have been trained in the hardest school.
ThucydidesPeople get into the habit of entrusting the things they desire to wishful thinking, and subjecting things they don't desire to exhaustive thinking
ThucydidesThe bravest are surely those who have the clearest vision of what is before them, glory and danger alike, and yet notwithstanding go out to meet it.
Thucydides