不要让别人的意见淹没了你内心的声音。
Don't let the noise of others' opinions drown out your own inner voice.
人は、自分が認められるために、他人を認める。
A mathematician is a person who can find analogies between theorems; a better mathematician is one who can see analogies between theories and the best mathematician can notice analogies between analogies.
The most important thing is to have a good heart and a good attitude.
My mind is my weapon. My brother has his sword, King Robert has his warhammer, and I have my mind... And a mind needs books as a sword needs a whetstone, if it is to keep its edge.