no road is long with good company 與良友為伴，路遙不覺遠（英國諺語）
a long road tests a horse's strength and a long task proves a man's heart 路遙知馬力，日久見人心
misfortune tests the sincerity of friends 患難見真交（英國諺語）
between friends all is common 朋友之間不分彼此
the best of friends must part 朋友雖好，終有一別
old friends and old wine are best 陳酒味醉，老友情深
the best mirror is an old friend 老友如明鏡
it is good to have friends in trouble 人在危難時，朋友最可貴
friendship can not stand always on one side 禮尚往來，友誼常在
friendship multiples joys and divides griefs 友誼可以增添歡樂，可以分擔憂愁
a life without a friend is a life without a sun 人生沒有朋友，猶如人生沒有了太陽（法國諺語）
a trouble shared is a trouble halved 兩人分擔，困難減半（英國諺語）
