Sustainability isn't a trend, it's our responsibility to the future.
The discovery of gravitational waves was a testament to the power of human ingenuity and perseverance.
真正的投资者几乎从不被迫出售他的股票,而在所有其他时候,他可以自由地忽视当前的报价。
The psychologist must avoid all metaphysical assumptions.
I never stop believing in myself.