Every chemical combination is wholly and solely dependent on two opposing forces, positive and negative electricity.
每一种化学结合完全且仅仅依赖于两种对立的力量,即正电和负电。
心理活动的目的是引导行为。
"The act of writing is an act of courage, a defiance against the void."
Innovation is not just about creating something new; it's about making a difference in people's lives.