The key is to set realistic customer expectations, and then not to just meet them, but to exceed them—preferably in unexpected and helpful ways.
Resilience is built through challenges, not comfort.
To do mathematics is to explore a universe of ideas, where the only limit is your imagination.
我从大海、天空和风景中获得灵感。
Work lovingly done is the secret of all life and all art.
孩子们只有对自己发明的东西才有真正的理解,每当我们试图太快地教他们一些东西时,我们就阻止了他们自己去重新发明它。