Theodor Vahlen

German mathematician (1869-1945).

Born June 30th, 1869 in Vienna.

Died November 16th, 1945 at 76 years old in Prague.

Occupations
mathematician, politician, university teacher
Wikipedia

There is a sacredness in tears. They are not the mark of weakness, but of power. They speak more eloquently than ten thousand tongues. They are the messengers of overwhelming grief, of deep contrition, and of unspeakable love. Washington Irving