Waited tomorrow not the matter done today, the matter done by oneself waited others not.(今天所做之事勿候明天，自己所做之事勿候他人。)

I think he will learn that it's impossible to finish something all by oneself.(我想他會了解，只靠自己一個人是不可能把事情做完的。)

"Alone" is a state of being by oneself without others around, and can actually be a healthy phenomenon.(“獨自一人”是指只有自己、身邊無人陪伴的狀態，實際上也可以是一種健康現象。)

There are many things one must do by oneself without depending on others.(有許多事情你必須自己去做，不能依靠別人。)

We enjoyed driving by oneself the new expressway.(咱們喜愛沿著新建的高速公路開車。)

Translating by oneself with the help of the source language dictionary is the real translation.(用原文詞典，從第一步起就自行翻譯，才算是真正的翻譯。)

Though I do not belong to that kind of person, hope that can learn some things by oneself, can help oneself!(雖然我不是屬于那類人，但仍希望自己可以學到些東西，可以幫助到自己！)

The worst possible kind of imagination is a belief that one can do anything by oneself.(最糟糕的想象就是相信一個人能夠靠自己做任何事情。)

One cannot play tennis by oneself.(一個人不能獨自打網球。)

Forever may fly by oneself biplane wing soaring bird high.(以自己雙翼飛翔的鳥兒永遠可以飛得更高。)