When the enemy is awake and around, don't ever shut your eyes even for a single second no matter how sweet and tempting the sleep.

Don't swear at your past; you couldn't existed without it! It is the only path to reach today and tomorrow! Remember that past is a great teacher who thought us all we know now!

Some people are so weak that whenever they see a hammer, they immediately turn into a nail!

No one can know the infinite importance of a tiny drop of water better than a thirsty bird or a little ant or a man of desert!

General Napoleon says that ability is of little account without opportunity. The opposite is also correct: Opportunity is of little account without ability.

The reason while we are in danger in this universe is this: We need the universe but the universe does not need us!

Do not discuss the religious matters with people; do not waste your valuable time to discuss the untruth! Your time is short; spend it for the science and the art!