热机的动力与实现它的工质无关；其量仅由最终实现热量转移的物体之间的温度决定。
The past is what you remember, imagine you remember, convince yourself you remember, or pretend you remember.
解析：教导学生，不到他想弄明白而不得的时候，不去开导他；不到他想出来却说不出来的时候，不去启发他。
成功不是给予的，而是赢得的。
The pursuit of mathematical knowledge is a never-ending adventure, filled with challenges, surprises, and the satisfaction of solving the unsolvable.
The energy transition is not just about switching from fossil fuels to renewables; it's about making the entire energy system more sustainable.