Mathematics is not about numbers, equations, computations, or algorithms: it is about understanding.
Innovation in the energy sector is not optional; it's a necessity for sustainable growth.
"Sometimes the hardest battles are the ones fought within ourselves."
相信你的直觉。你知道的比你认为的要多。
The writer must be able to superintend himself and criticize himself.
【译文】 司马牛问君子。孔子说:“君子不忧不惧。”问:“不忧不惧,就能叫做君子吗?”孔子说:“问心无愧,何来忧惧?”