II. Opinions, whether right or wrong, can never be pull'd out of your head, unless the Grounds, and Reasons of them are first remov'd. 'Tis your Interest therefore to awaken your Memory, and refresh those Notions which are Serviceable, and well examin'd. For the purpose: you may say to your self, 'tis in my power to form a right Judgment upon the present Emergency; And why then should I be disturb'd at it? For nothing that does not enter my Mind, and get within me, can hurt me. Hold to this, and you are safe. Come, I'le tell you a way how you may live your Time over again: Do but recollect, and review what you have seen already, and the work is done.