“In the elementary equations of the universe, the arrow of time appears only where there is heat…The link between time and heat is therefore fundamental.. Only when there is heat can there be a distinction between past and future.”
–Carlo Rovelli
“In the elementary equations of the universe, the arrow of time appears only where there is heat…The link between time and heat is therefore fundamental.. Only when there is heat can there be a distinction between past and future.”
–Carlo Rovelli