You have to be comfortable with being uncomfortable if you want to make progress in mathematics.
科幻小说是我们时代的现实主义。
"I was unconditionally and irrevocably in love with him."
释义：与敌人交战之前，必须仔细分析和了解敌人的情况，然后才能制定作战计划和出兵，以确保行动的成功。