Deduplicate quotes

[pscheid92]

Resolves #41

• Remove duplicates with different level of completeness
• Harmonize and remove duplicates by using more common name Tony Robbins
• Harmonize and remove duplicates by using more common name Lao Tzu

[codecov]

Codecov Report

Merging #42 (d248b48) into master (51ceb09) will not change coverage.
The diff coverage is n/a.

@@            Coverage Diff            @@
##            master       #42   +/-   ##
=========================================
  Coverage   100.00%   100.00%           
=========================================
  Files            3         3           
  Lines           27        27           
=========================================
  Hits            27        27           

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[nelsonic]

@pscheid92 superb PR! Removals are often better than additions and this is certainly the case. Thanks! 🙌