The hammer shatters glass but hardens steel.
More Russian Proverbs:
One road for the fugitive and a hundred for the pursuer.Russian
Happiness is not a horse, you cannot harness it.
Russian
Only a fool will make a doctor his heir.
Russian
A golden handshake convinces even the most skeptical judge.
Russian
A spoken word is not a sparrow. Once it flies out, you can't catch it.
Russian
If you flatter the mother, you will embrace the daughter.
Russian