我总是很高兴地想到，我的教育大部分是非正式的，并且根植于现实世界。

The heart is the household divinity which, discharging its function, nourishes, cherishes, and quickens the whole body.

The difference between a dream and a goal is action.

The past is never dead. It's not even past.

过去从未死去，它甚至还未过去。

"Change is the only constant in the universe."