History is not the past. It is the method we have evolved of organizing our ignorance of the past.
You can't just sit there and wait for people to give you that golden dream. You've got to get out there and make it happen for yourself.
Understanding how the olfactory system works is not just about understanding smell, but also about understanding how the brain processes information.
你无法回到过去改变开头，但可以从现在开始改变结局。