how much energy you need的意思|示意

Giving unsolicited advice to others—regardless of how much you feel that they need it—is a waste of time and energy.

上赶着【编者按：意为别人本没有要求或者请求做某事，而主动提出帮助等举动，带有吃力不讨好等嘲讽或讽刺的意味】提建议——不管你就觉得他会多么需要——都是一件耽误时间和精力的事。

So, I need to tell you how you're doing the expansion, because that's going to tell you how much energy you're wasting during that expansion.

所以我需要告诉你，膨胀是如何进行的，因为这会告诉你，在这次膨胀中，浪费了多少能量。