如果你想在数学上取得进步,你必须习惯于不舒服。
You have to be comfortable with being uncomfortable if you want to make progress in mathematics.
人们总说你不可能取悦所有人。我认为那是在逃避。我觉得只要你足够努力,就能取悦所有人。
Tennis is a brutal sport. There is no place to hide out there.