If I avoid it now, can I avoid it forever?

「十年之後你再回來看，讀書真是太簡單了」... (我不需要簡單)
「誰也不知道那些事情是作得來還是作不來，做了才知道」 ... (可是我就是越作越困惑)
「現在做得不好，下次就知道怎麼做了啊」... (可是要先過這次啊)
「好自為之」...

I know all the answers to my questions, which are no answers. 
But I just want support.
Thank you, father.

From mountain high