Selected quotation
"A book is a mirror: If an ape peers into it, you can't expect an apostle to look out."
~ Georg Christoph Lichtenberg
Various books with quotations, aphorisms and proverbs:
Great Quotes from Great Leaders
Best Quotations for All Occasions
Ancient Wisdom: The Book of Proverbs With Devotions for Today
The Yale Book of Quotations
Chinese Proverbs
The Proverbs Driven Life: Timeless Wisdom for Your Words, Work, Wealth, and Relationships
Bartlett's Familiar Quotations: A Collection of Passages, Phrases, and Proverbs Traced to Their Sources in Ancient and Modern Literature (17th Edition)
The Wise and Witty Quote Book: More than 2000 Quotes to Enlighten, Encourage, and Enjoy
Everyday Positive Thinking
The Ultimate Guide to the Perfect Word: Quotes - Titles - Poetry - Tips - Words
8,789 Words of Wisdom
The Oxford Dictionary of Quotations