“Reach for it, you know. Go push yourself as far as you can.”
Tanscript - CNN Presents: CHRISTA MCAULIFFE REACH FOR THE STARS (22 January 2006 http://edition.cnn.com/TRANSCRIPTS/0601/22/cp.01.html
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Christa McAuliffe 6
American educator and astronaut 1948–1986Related quotes

“Tact in audacity is knowing how far you can go without going too far.”
Variant translation: Tact in audacity consists in knowing how far we may go too far.
Le Coq et l’Arlequin (1918)

During an angry outburst after he learns of the judge's choices for the jury for the Kimberly Leach trial. (1980) video https://www.youtube.com/watch?v=d3OJO90ol3k
Interview, Evening Standard 31 May 2012 http://www.standard.co.uk/lifestyle/london-life/victoria-coren-my-obsession-with-children-five-proposals-a-week-and-why-david-and-i-are-no-power-couple-7807614.html

As quoted in The ArtSlut's Guide to Makin' It — As a Visual Artist (2007) by Barb Benson
Context: You have to dream, you have to have a vision, and you have to set a goal for yourself that might even scare you a little because sometimes that seems far beyond your reach. Then I think you have to develop a kind of resistance to rejection, and to the disappointments that are sure to come your way.

“No matter how far you travel, you can never get away from yourself.”
Source: After the Quake

Source: 50/50: Secrets I Learned Running 50 Marathons in 50 Days -- and How You Too Can Achieve Super Endurance!