In summer, men seek comfort from the shade of trees, cool water, and cool breezes. In winter, they derive comfort from fire, warm clothing and the sun.
छायायामप्सु वायौ च सुखमुष्णेऽधिगच्छति॥ अग्नौ वाससि सूर्ये च सुखं शीतेऽधिगच्छति।