Sustainability isn't an option—it's a necessity for the future of our planet.
The study of psychology must include the study of the environment in which the mind operates.
The true artist is not proud: he is aware that art is infinite and he feels distant from his goal.
围绕试管婴儿的伦理问题很复杂，但拥有孩子的愿望是一项基本人权。