He who is worthy to receive his days and nights is
worthy to receive all else from you (and me).
Prophet, Gibran Kahlil Gibran
I am afraid Foxmail is just a freeware all the time, not a free or
open source software. At least I have never heard of.
我印象中 Foxmail 一直以来都只是一个 免费软件，从来不是 自由软件 或者