(31) Necessity is the mother of invention.

(32) Peace is the absence of war.

(33) A net is a collection of holes strung together.

(34) Prudence is the ballast of the moral vessel.

(35) A circle is a plane figure contained by one line.

(36) Superstition is a tendency to look for constancy where constancy is not to be expected.

(37) Bread is the staff of life.

(38) An attributive is a term which cannot stand as a subject.

(39) Life is bottled sunshine.

(40) Eloquence is the power of influencing the feelings by speech or writing.