1. Invest your money in foreign trade, and one of these days you will make a profit.
2. Put your investments in several places — many places, in fact — because you never know what kind of bad luck you are going to have in this world.
3. No matter in which direction a tree falls, it will lie where it fell. When the clouds are full, it rains.
4. If you wait until the wind and the weather are just right, you will never sow anything and never harvest anything.