He is a fool who thinks that another does not think.
More Spanish Proverbs:
Work improves the harvest better than the field itself.Spanish
If you want good service, serve yourself.
Spanish
When two friends dip into their purse, one laughs, the other cries.
Spanish
She is good who is close to the fire and does not burn.
Spanish
There is measure in all things.
Spanish
Throwing your cap at a bird is not the way to catch it.
Spanish