“But the man worth while is the one who will smile when everything goes dead wrong.”
The poem defines tested cheerfulness as the capacity to retain some steadiness when circumstances turn badly, rather than as pleasantness that exists only when life is easy.
Source details
Poems of Cheer, “Worth While,” represented 1914 Gay and Hancock edition; Project Gutenberg #3238. The line is poetic encouragement and does not imply that smiling is an adequate response to every form of suffering.