The most formidable weapon against errors of every kind is reason. I have never used any other, and I trust I never shall.

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

The badge of the violent is his weapon, spear, sword or rifle. God is the shield of the non-violent.

Adornment, what a science! Beauty, what a weapon! Modesty, what elegance!

We are born into this world unarmed - our mind is our only weapon.