Restraint never ruins one's health. What ruins it,is not restraint but outward suppression. A really self-restrained person grows every day from strength to strength and from peace to more peace. The very first step in self-restraint is the restraint of thoughts.
Human beings, who are almost unique in having the ability to learn from the experience of others, are also remarkable for their apparent disinclination to do so. You must not lose faith in humanity. Humanity is an ocean if a few drops of the ocean are dirty, the ocean does not become dirty.
Fear has its use, but cowardice has none. I may not put my finger into the jaws of a snake, but the very sight of the snake need not strike terror into me.
It is the duty of a non-co-operator to preach disaffection towards the existing order of things. Non-co-operators are but giving disciplined expression to a nation's outraged feelings.