31、金钱买不到信任。
Money can\'t buy trust.
32、诚如试金石，信是金钥匙。
True as touchstone, letter is the golden key.
33、诚在心间，信在人间。
Sincerity in the heart, faith in the world.
34、心口如一终究好，口是心非难为人。
A good heart is always a good one, but a good heart is a bad one.
