Wait until the tree has fallen before you jump over it.
More Thai Proverbs:
To a man wine is like water is to the boat; it can carry him or guzzle him up.Thai
With one stump you can't make a good fire.
Thai
Don't borrow another's nose to breathe with.
Thai
There is no other happiness but peace.
Thai
The store of rice in your attic is your enemy -- it makes them who have none very jealous.
Thai
Ten tongues that spread the word are worth less than two eyes that have seen, and two eyes that have seen are worth less than one hand that feels.
Thai