Add to Chrome

• ◃ BACK TO Robert Green Ingersoll Quotes (168)

Reason, observation, and experience; the holy trinity of science.

Click Here or the flag on image above to change the background image

SHARE

TAGS

• Science
• Experience
• Scientific Method

• ↪ Born On August 11, 1833
• ↪ Nationality American Quotes
• ↪ Profession Lawyers Quotes

Quotes from famous authors

• Albert Einstein
• William Shakespeare
• Mark Twain
• Winston Churchill
• Martin Luther King, Jr.
• Buddha
• Mahatma Gandhi
• Charlie Chaplin
• Friedrich Nietzsche
• Abraham Lincoln
• Maya Angelou
• Aristotle
• Mother Teresa
• More Popular Authors...

Popular tags & topics

• Art Quotes
• Beauty Quotes
• Friendship Quotes
• Future Quotes
• Happiness Quotes
• Hope Quotes
• Inspirational Quotes
• Leadership Quotes
• Life Quotes
• Love Quotes
• Morning Quotes
• Motivational Quotes
• Positive Quotes
• Romantic Quotes
• Success Quotes
• Time Quotes
• Travel Quotes
• Trust Quotes
• Truth Quotes
• Explore All Topics...