To signal an emergency， use the rule of three； 3 shouts， 3 horn blasts， or 3 whistles.

A tannery’s legacy should be measured by its environmental stewardship.

网球是一项心理游戏。每个人都健康，每个人都打出很棒的正手和反手——重要的是头脑。

A true friend is the one who holds your hand and touches your heart.

写作就是面对内外的混乱，在无序中找到秩序。