Grow spiritually and help others to do so. It is the meaning of life.

Even in the valley of the shadow of death, two and two do not make six.

We can know only that we know nothing. And that is the highest degree of human wisdom.

These loaves, pigeons, and two little boys seemed unearthly. It all happened at the same time: a little boy ran over to a pigeon, glancing over at Levin with a smile; the pigeon flapped its wings and fluttered, gleaming in the sunshine among the snowdust quivering in the air, while the smell of freshly baked bread was wafted out of a little window as the loaves were put out. All this together was so extraordinarily wonderful that Levin burst out laughing and crying for joy.

What is important is not the quantity of your knowledge but its quality. You can know many things without knowing the most important.

A quiet secluded life in the country, with the possibility of being useful to people to whom it is easy to do good, and who are not accustomed to have it done to them; then work which one hopes may be of some use; then rest, nature, books, music, love for one's neighbor — such is my idea of happiness.

But that's just the aim of civilization - to make everything a source of enjoyment.