Just as you do not know how the path of the wind [goes], nor how the bones [of a fetus] form in a mother's womb, so you do not know the work of God who makes everything.

Sow your seed in the morning, and do not let your hands rest in the evening, for you do not know what will prosper-- whether this or that, or whether both of them alike will succeed.

Do not say, Why was it that the former days were better than these? For you do not ask wisely in regard to this.

Better that you do not vow than that you vow and not fulfill it.

If the anger of the ruler rises against you, do not leave your post, for calmness can undo great offenses.

Divide your share in seven or in eight, for you do not know what disaster will happen on the earth.