Friday, January 18, 2019

Stefan-Boltzmann law, statement that the total radiant heat energy emitted from a surface is proportional to the fourth power of its absolute temperature. ... The law applies only to blackbodies, theoretical surfaces that absorb all incident heat radiation 
https://www.britannica.com/science/Stefan-Boltzmann-law




One is one's own guardian. What other guardian could one have? with oneself
well disciplined, one obtains a rare guardian indeed.
- Dhammapada 12.160