You just once young but may be immature indefinitely.
I’m not perfect, and I don’t pretend to be.
"The pursuit of knowledge is not just a journey of the mind, but also of the heart."
在这个行业里你必须无所畏惧。
There is no short cut to achievement. Life requires thorough preparation.
The more we learn about the universe, the more we realize how much we have yet to discover.