If (X,𝜏) is a topological space, then a cover ℬ is open if each B∈ℬ is an open set. A topological space (X,𝜏) is compact if every open cover of X has a finite subcover.

In fact, all physical weakness, if ingrafted in either parent, is transmitted from parents to offspring[…].

I just love my nieces to pieces.

He was finished in a hot minute.