Time.gov U.S. official time clock
We are concerned with keeping the time for the country here.
So far as time is concerned, that is what we take care of.
Dennis McCarthy, Director of Time, US Naval Observatory

HumanClock.com  |  Industrious Clock  |  alarm clock (if noisy)

Tick Tock... Clock on the wall... No wonder we're losing time.
Neil Young, off the "Prairie Wind" album from 2005

Time is a great teacher, but unfortunately it kills all its pupils.
Hector Louis Berlioz 1803-1869, French conductor, music critic, author

In inventing the locomotive, Watt and Stevenson were part inventors of time.
Aldous Huxley 1894-1963, English novelist and critic

Stuff About Time
Internet Clocks, Counters, and Countdowns
The Long Now Foundation [5-digit year]
Explore Calendars Through the Ages
Calendars and Their History
Times Around the World
A Walk Through Time
The Calendar Zone

Programming Time
<time.h> from the STDC Library
java.util.Calendar API from Oracle
PHP date and time functions
Unix date Command

Songs About Time
Comes a Time - Neil is a honorary member of the GDT::DreamTeam.
The Times They Are A-Changin' - Dylan's words will always be true.
High Time living the good life (Grateful Dead; Charley at Purdue).
Crying Time written by Buck Owens with Ray Charles singing.
Time In a Bottle - Jim Croce proved there's never enough time.
Let the Good Times Roll - BB King wants to have lots of fun.
Too Much Time On My Hands - how did Styx get so lucky?
Time Fades Away is a favorite song/album by Neil Young.
Funny How Time Slips Away laments Willie Nelson.
Long Time Gone such a long, long, time by CSNY.
Your Time is Gonna Come so warns Led Zeppelin.
Time Is On My Side, yes it is... Rolling Stones.
Time... by the way, which one's Pink? (Floyd)