There have been many inspirational speeches throughout history.
Knute Rockne’s “One for the Gipper” speech.
The Saint Crispin’s Day speech from Shakespeare’s Henry V (which sounds surprisingly like the speech that the President gives before the final battle against the aliens in Independence Day).
Winston Churchill’s address to the House of Commons following the evacuation at Dunkirk.
Martin Luther King’s “I Have a Dream.”
And now this. Unnamed boy’s speech upon learning to ride a bicycle: