"The engine of the tank is a weapon just as the main-gun"

"The most valuable possession you can own is an open heart. The most powerful weapon you can be is an instrument of peace"

"The best weapon against an enemy is another enemy"

"The human race has one really effective weapon, and that is laughter"

"Non-violence is the greatest force at the disposal of mankind. It is mightier than the mightiest weapon of destruction devised by the ingenuity of man"

"Machines were, it may be said, the weapon employed by the capitalists to quell the revolt of specialized labor"

"Education is the most powerful weapon which you can use to change the world"

"Print is the sharpest and the strongest weapon of our party"

"The press is our chief ideological weapon"

"Hungry man, reach for the book: it is a weapon"

"A laugh is a terrible weapon"