11
Cicero
2
Epicurus
2
Hegel
1
Hesiod
1
Homer
4
Juvenal
4
Plato
1
Ayn Rand
1
Seneca
10
Seneca
10
Adam Smith
5
Socrates
2
Tacitus
3
Lao Tzu
1
Sun Tzu
4
Virgil
3
Voltaire
Fyodor Dostoyevsky
how easily the heart accustoms itself to comforts, and how difficult it is to tear one’s self away from luxuries which have become habitual and, little by little, indispensable.+