Perhaps [he had] persevered for too long, in the face of too many obstacles, his hair proof of his tenacity - the stark black streaked with white or, in certain light, stark white shot through with black, each strand of white attributable to the jungle fever (so cold it burned, his skin glacial), each strand of black a testament to being alive afterwards.
Jeff VanderMeer, City of Saints and Madmen
fever, hair, perseverance, tenacity, white-hair