Examples:

I have seen charity (if charity it may be called) insult with an air of pity.

Left now to himself (malice could not wish him a worse adviser), he resolves on a desperate project.[63]

The Bracket.

These marks are used chiefly to denote an interpolation or explanation. For example:

Perhaps (alarming thought!), perhaps he [Death] aims

Ev’n now the fatal blow that ends my life.[64]

They [the Lilliputians] rose like one man.

The Dash.

Em rules or dashes—in this and the next line an example is given—are often used to show that words enclosed between them are to be read parenthetically. Thus a verbal parenthesis may be shown by punctuation in three ways: by em dashes, by ( ), or by commas.[65]