How Do You Bypass Windows Vista Password Login

If you forgot password on your Vista computer and cannot log on your computer, you have two choices: one is to impel yourself until you remember your Vista administrator password, the other is to bypass Windows Vista password with some useful methods. So now which choice you would choose? Choosing to recover your forgotten Vista password by trying to remembering it again and again or just choosing to simply bypass Windows Vista admin password? If you are person who attaches great importance to efficiency, no doubt bypassing Vista user password would be your decision. So, how to bypass Vista admin password on earth?