A business has to be involving, it has to be fun, and it has to exercise your creative instincts.

Critical comments by students should be taken in a friendly spirit， accumulation of material should not stifle the student’s independence.

La plus perdue de toutes les journées est celle où l'on n'a pas ri.

成为艺术家就是要以不同的方式看待事物。

无人机的核心不是飞得多高，而是用得多好。