Only in water can you learn to swim.
More Czech Proverbs:
Don't be a lion in your own house.Czech
Joy and sorrow sleep in the same bed.
Czech
The first sin makes the bed for the second.
Czech
It is not the thief who is hanged, but one who was caught stealing.
Czech
Do not buy with your ears but with your eyes.
Czech
The fish does not go after the hook, but after the bait.
Czech