Frog in the mud is happier than the man, because it has no ambition to reach the stars!

Elephants don't know anything about the world of ants; the peaks of mountains are oblivious of what is happening on the plains!

Days passing with discovery are the days of real happiness.

In solitude, you accumulate energy to spend in crowds; and in crowds, you accumulate energy to spend in solitude!

Some countries and some people are so primitively religious and so underdeveloped that they don't need a time machine to go back to the past; they are already in there, in the very distant and dark past!

Nobody is born as a teacher and only a few die as a teacher!

A waterfall cannot be silent, just as the wisdom! When they speak, the voice of power speaks!