保持領先的唯一方法就是實驗，你不做，其他人也會做。沒有實驗就不會進步；停止實驗就會退步。 The only way to keep ahead of the procession is to experiment. If you don't, the other fellow will. When there's no experimentation, there's no progress. Stop experimenting and you go backward. 湯馬士．愛迪生 Thomas Edison 美國發明家