If you are distressed by anything external, the pain isnot due to the thing itself but to your own estimate of it; and this you havethe power to revoke at any moment.
Far better to think historically, to remember the lessonsof the past. Thus, far better to conceive of power as consisting in part ofthe knowledge of when not to use all the power you have. Far better to be onewho knows that if you reserve the power not to