In my mind that the furthest distance in the world is from one heart to another heart, not only is a sign of love, but also include the friendship, family and even affection in humankind.

在我看来，世界上最遥远的距离是心到心的距离，不单单是说爱情，也包括友情、亲情甚至是普通人之间的情。

youdao

Mzee quickly came to terms with his new friend and even returned signs of affection.

NPR: A Hippo and Tortoise Tale

The two corresponded with appreciation and even with signs of affection.

ECONOMIST: George Orwell and Evelyn Waugh

Nick Nolte, committing himself to a difficult part with a manly readiness that inspires affection, even awe, is Wade Whitehouse, a divorced policeman and hired hand floundering badly in a snowbound New Hampshire town.

NEWYORKER: Affliction