Do not hide your ignorance, because somebody might help you! Hiding always prolongs the problems.

Between wisdom and a good shield, always prefer the wisdom, because no shield can protect us better than wisdom!

Yesterday, we needed justice; today, we need justice; tomorrow, we will need justice! Justice is our eternal need!

New ideas seem like frightening ghosts to people at the beginning; they run away from them for a long time, but they get tired of it in the end!

The key to success in every field is to hate failure in every way.

Weeds are luckier than flowers because they are not killed for their beauties!

A good musician should say: We can live without air but not without music!