The challenge is not to represent Africa, but to present African complexities.
A quarry manager needs the precision of an engineer and the vision of a poet.
科学不仅仅是寻找答案，更是提出更好的问题。
The most exciting breakthroughs often come from unexpected places.
My dad was my best friend and greatest role model. He was an amazing dad, coach, mentor, soldier, husband and friend.
The idea of being a rock star is as stupid as the idea of being a movie star. It's all a joke.