{ 1 } - colder matter was more rarefied than hotter matter.
{ 2 } - air was condensed wind.
{ 3 } - the quantity of matter depended on its quality.
{ 4 } - air was infinite.
{ 5 } - hotter matter was more condensed than colder matter.

See page 27. "although Anaximenes agreed with Anaximander that the ultimate reality was one and infinite, he thought that it was determinate rather than indeterminate, and called it air." "it may be that Anaximenes thought that although air was limited in that it had one form, it was unlimited in that, being naturally in motion, it could change itself into other forms."