The walls of a garden should be high enough to keep the world out, but low enough to let the sky in.
花园的墙应该足够高以将世界挡在外面，但又足够低以让天空进来。
You have to believe in the long term plan you have but you need the short term goals to motivate and inspire you.
"A book is a dream that you hold in your hand."
Beware of the Turing tar-pit in which everything is possible but nothing of interest is easy.