They started as same word, but their meanings have drifted apart over time.
We're intent on clearing it up
An old-fashioned rule we can no longer put up with.
A definitive answer.
How an ancient philosophical movement devoted to the pursuit of virtue came to describe eye-rolling criticism.
Many of today's grammar rules can be traced to the opinions of one 18th century writer.
Here's the lowdown on what may be the most confusing pair of words in the English language.