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Progress During Quotes by Mark Twain
More Progress During Quotes
- Medicine has made all its progress during the past fifty years. ... How many operations that are now in use were known… — Mark Twain
- The central difficulty lies in the fact that all of the sciences have made such great progress during the last century that… — H. L. Mencken
- Alcoholism, the opium habit and tobaccoism are a trio of poison habits which have been weighty handicaps to human progress during the… — John Harvey Kellogg