"First learn the meaning of what you say, and then speak." —Epictetus

"If you are distressed by anything external, the pain is not due to the thing itself, but to your estimate of it; and this, you have the power to revoke at any moment." —Marcus Aurelius

"Before a crowd, the ignorant are more persuasive than the educated." —Aristotle

"You are well aware that it is not numbers or strength that bring the victories in war. No, it is when one side goes against the enemy with the gods’ gift of a stronger morale that their adversaries, as a rule, cannot withstand them. I have noticed this point too, my friends, that in soldiering the people whose one aim is to keep alive usually find a wretched and dishonorable death, while the people who, realizing that death is the common lot of all men, make it their endeavour to die with honour, somehow seem more often to reach old age and to have a happier life when they are alive. These are facts which you too should realize (our situation demands it) and should show that you yourselves are brave men and should call on the rest to do likewise." —Xenophon, The Persian Expedition

"From this instant on, vow to stop disappointing yourself, separate yourself from the mob. Decide to be extraordinary and do what you need to do—now." —Epictetus

"No man can have a peaceful life who thinks too much about lengthening it." —Seneca

"The mind that is anxious about future events is miserable." —Seneca

"Except our own thoughts, there is nothing absolutely in our power." —Descartes

"Why should we pay so much attention to what the majority thinks?" —Socrates

"As long as you live, keep learning how to live." —Seneca

"To be ignorant of what occurred before you were born is to remain always a child." —Cicero

"Waste no more time arguing what a good man should be. Be one." —Marcus Aurelius

"All the gold which is under or upon the earth is not enough to give in exchange for virtue." —Plato

"Why should we pay so much attention to what the majority thinks?" —Socrates

"Anyone who can make you angry becomes your master." —Epictetus

"A fool is known by his speech; and a wise man by silence." —Pythagoras

"The essence of philosophy is that a man should so live that his happiness shall depend as little as possible on external things." —Epictetus

"The measure of a man is what he does with power." —Plato

"Devote the rest of your life to making progress." —Epictetus

"He who sweats more in training bleeds less in war." —Greek Proverb