什么行为是徒劳无功的？

The attempts of epidemiologists to contain the infectious diseases ultimately proved futile; as soon as they managed to check it in one community , it would emerge somewhere else.

流行病学家尝试去抑制传染病，最终却证明是徒劳的，因为他们每次成功地控制了一个地区的疫情，疫情由在另一个地方出现了。

Long-term and seemingly effortless success mostly arise from sustained preoccupation with your expertise，which will certainly pay off exponentially and enormously in a decade.

However, many people, if not most, barely cherish their limited attention and time so that they spend long hours seeking for discounts and coupons. But, these attempts to save money ultimately will prove futile when it comes to expenses for a car, a house, or marriage.

长期看起来毫不费力的成功大部分来自于长期持续专注于你的技能特长，因为它在未来十年会给你带来的回报是指数级别的，巨大的。然后有很多人，即使不是大多数人，从不珍惜宝贵的注意力和时间以致于他们花了很多时间去关注打折和优惠券。但是，这样尝试去省钱的行为最终会证明是徒劳的，因为他们买不起车，买不起房子，也承担不了结婚的费用