Light is the brush of God, painting the world every moment.
The best way to learn mathematics is to do mathematics.
我对自己的决定非常有信心,因为我是为自己做的。
我从不担心行动的危险,我更担心不行动的危险。
The secret to living is giving.
"The reflection is more interesting than the thing itself."
The voice is the first instrument.