Popular Categories
Motivational Quotes
Love Quotes
Inspirational Quotes
Determination Quotes
Poetry Quotes
Teamwork Quotes
Sports Quotes
RATE A QUOTE
Concentration
Books about Concentration
Click this icon to engrave the quote on mugs, bookmarks, t-shirts and much more
Bad
1
2
3
4
5
6
7
8
9
10
Good
John D. Rockefeller
View all quotes from this author
Singleness of purpose is one of the chief essentials for success in life, no matter what may be one's aim.
-
John D. Rockefeller
Copyright © 1997-2001 Quoteland.com, Inc., all rights reserved unless otherwise noted.
Quoteland would like to thank
Quotations Book
for its extensive contribution to our database
Follow Quoteland on twitter: