Cast your bread upon the waters, for you will find it after many days.
Give a portion to seven, or even to eight, for you know not what evil may happen on earth.
If the clouds are full of rain, they empty themselves on the earth; and if a tree falls to the south or to the north, in the place where the tree falls, there it will lie.
He who observes the wind will not sow; and he who regards the clouds will not reap.
As you do not know how the spirit comes to the bones in the womb of a woman with child, so you do not know the work of God who makes everything.
In the morning sow your seed, and at evening withhold not your hand; for you do not know which will prosper, this or that, or whether both alike will be good.