Today is Thursday, Jan. 21, the 21st day of 2010. There are 344 days left in the year.

On this date:

In 1793, during the French Revolution, King Louis XVI, condemned for treason, was executed on the guillotine.

In 1924, Russian revolutionary Vladimir Lenin died at age 53.

In 1976, the supersonic Concorde jet was put into service by Britain and France.

Thought for Today:

"Know yourself, and your neighbour will not mistake you." — Scottish proverb.