The ordinary man is as courageous and invulnerable as a hero when he does not recognize any danger, when he has no eyes to see it.Conversely, the hero's only vulnerable spot is on his back, and so exactly where he has no eyes.
There is not really any courage at all in attacking hoary or antiquated things, any more than in offering to fight one's grandmother. The really courageous man is he who defies tyrannies young as the morning and superstitions fresh as the first flowers. The only true free-thinker is he whose intellect is as much free from the future as from the past.
Enlightenment is man's emergence from his self-imposed nonage. Nonage is the inability to use one's own understanding without another's guidance. This nonage is self-imposed if its cause lies not in lack of understanding but in indecision and lack of courage to use one's own mind without another's guidance. Dare to know!
The beauty of the soul shines out when a man bears with composure one heavy mischance after another, not because he does not feel them, but because he is a man of high and heroic temper.
I looked more widely around me, I studied the lives of the masses of humanity, and I saw that, not two or three, or ten, but hundreds, thousands, millions, had so understood the meaning of life that they were able both to live and to die. All these people were well acquainted with the meaning of life and death, quietly labored, endured privation and suffering, lived and died, and saw in all this, not a vain, but a good thing.