Is there anyone who stays permanently happy? All happiness and suffering, too, change like summer and winter. -Sakya Pandita རྟག་ཏུ་བདེ་བར་བསྡད་པ་སུ།། བདེ་དང་སྡུག་བསྔལ་ཐམས་ཅད་ཀྱང་།། དབྱར་དགུན་བཞིན་དུ་བརྗེ་བར་འགྱུར། ། ས་སྐྱ་ལེགས་བཤད།
It is easy to find fault in others, but difficult seeing one’s own; the lake reflects the moon & stars in the sky, yet it does not show its own floor -- ཆུའི་བསྟན་བཅོས།
In the summer, watch the irons while in the winter watch the pots. However, whether in summer or in winter, always watch (your) the red tongue -- Khache Phalu