Your culture is your limit; if you can't go beyond it, you will remain as a frog of your little lake!

To be a dwarf in peace is more honourable than to be a giant in war!

The Devil sends the precipices; God sends the bridges! When you come across a precipice, look for the bridge; it is somewhere there!

If you are after truth, let your shadow be the only shadow around you! Stay away from the crowds!

Sometimes the world sits at a corner and waits for you to fail! Surprise the world!

You can't win every battle! You must have the word Defeat in your dictionary; if not, defeat will triumph even more strongly!

It is perfectly possible that a grandfather can have a more scientific mind than his grandchildren! Societies do not always go forward! Sometimes old generations are much luckier!