Authors:

But for one's health as you say, it is very necessary to work in the garden and see the flowers growing.

Naomi E. Maurer, Vincent van Gogh, Paul Gauguin (1998). “The Pursuit of Spiritual Wisdom: The Thought and Art of Vincent Van Gogh and Paul Gauguin”, p.112, Fairleigh Dickinson Univ Press
But for one's health as you say, it is very necessary to work in the garden and see the flowers growing.