"A lost battle is a battle one thinks one has lost."

"We are born alone, we live alone, we die alone."

"I have led a toothless life, he thought. A toothless life. I have never bitten into anything. I was waiting. I was reserving myself for later on—and I have just noticed that my teeth have gone."

"There is no human nature, since there is no god to conceive it."

"Every existing thing is born without reason, prolongs itself out of weakness, and dies by chance."