I think why the author has used "exceedeth" rather than "exceeds" is that it serves as a method of preventing possible plagiarism.
Do you agree with me?
Context:
Acknowledgments
This book is a compilation of a great many facts assembled together like pieces of a jigsaw puzzle in an attempt to form a complete picture. Although facts are unalterable, they can be ...
Author's Preface
When a man's science
exceedeth his sense, He perishes by his ignorance. Oriental proverb Viewed from space today, Planet Earth looks little ...
Foreword
by Professor John Wright About twenty years ago, Ross Horne, then a senior captain and instructor on jumbo jets with Qantas Airways, introduced to Australia the ideas of Nathan Pritikin, a ...
More:
http://chestofbooks.com/health/natural-cure/Ross-Horne/Health-and-Survival-in-the-21st-Century/