A vow is a purely religious act which cannot be taken in a fit of passion. It can be taken only with a mind purified and composed and with God as witness.
Mahatma GandhiThere must be power in the word of a satyagraha general, not the power that the possession of limitless arms gives, but the power that purifies life which strict vigilance and a ceaseless application produce.
Mahatma Gandhi