Our wasted oil unprofitably burns, Like hidden lamps in old sepulchral urns.

I pity bashful men, who feel the pain Of fancied scorn and undeserved disdain, And bear the marks upon a blushing face, Of needless shame, and self-impos'd dis…

But that disease when soberly defined Is the false fire of an o'erheated mind.

His wit invites you by his looks to come, But when you knock it never is at home.

The earth only has so much bounty to offer and inventing ever larger and more notional prices for that bounty does not change its real value.

'If something cannot go on forever, it will stop.'

'We must examine the traditional demands of our race and social structure in light of the resources we have at hand and strike a workable balance.'