Theoretical Idea Quotes

2 Theoretical Idea quotes by 2 unique authors

• The theoretical idea ... does not arise apart from and independent of experience; nor can it be derived from experience by a purely logical procedure.… — Albert Einstein
• In Marseilles they make half the toilet soap we consume in America, but the Marseillaise only have a vague theoretical idea of its use, which… — Mark Twain

Who Wrote These Theoretical Idea Quotes

2 authors contributed a total of 2 Theoretical Idea Quotes as follows:

• 1 Theoretical Idea Quote by Mark Twain
• 1 Theoretical Idea Quote by Albert Einstein