Continuous effort - not strength or intelligence - is the key to unlocking our potential.
Winston Churchill. (n.d.). JustQuotes.com. Retrieved September 21, 2017, from JustQuotes.com Web site: http://www.justquotes.com/authors/winston_churchill/32872
Winston Churchill. JustQuotes.com, 2014. http://www.justquotes.com/authors/winston_churchill/32872, accessed September 21, 2017.
“Winston Churchill.” JustQuotes.com, 2014. September 21, 2017. http://www.justquotes.com/authors/winston_churchill/32872