I know Many things just like sand. 很多东西像砂子。 Couldn't grab it with all your stength if you want hold it. 你越是想要得到它越是不能用力去抓。 The only thing you can do is open your hand. 你只需要摊开手掌。 But we always foeget this theory when we fall love with something. 但是当我们爱上某个东西时却忘记了这个道理。 So love it that afraid to lose it. 太爱他所以害怕失去他。 Merely thus. 不过如此。