生命就像騎腳踏車一樣，為了保持你的平衡，你必須不斷前進。 Life is like riding a bicycle. To keep your balance, you must keep moving.

生命就像騎腳踏車一樣，為了保持你的平衡，你必須不斷前進。 Life is like riding a bicycle. To keep your balance, you must keep moving. 
美國科學家 愛因斯坦