You see things; and you say, 'Why?' But I dream things that never were; and I say, 'Why not?'
你看到事物时会问“为什么？”而我梦想从未有过的事物时会问“为什么不呢？”
You don't have to be brilliant, only a little bit wiser than the other guys, on average, for a long, long time.
解读：知晓道理容易，付诸实践却困难重重，很多人困于理论，缺乏行动力，知行脱节带来巨大的挫败感与自我怀疑，督促人行动起来。