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Self-Portrait with Dark-Felt Hat (1886) | Self-Portrait with Grey-Felt Hat (1886/87)
Self-Portrait with Straw Hat (1887) | Self-Portrait with Bandaged Ear and Pipe (1889)

The more ugly, older, more cantankerous, more ill and poorer I become, the more I try to make amends by making my colours more vibrants, more balanced and beaming.
-Vincent van Gogh