Effective use of Braille is as important to the blind as independent mobility, knowledge in the use of adaptive technology, and the core belief that equality, opportunity and security are truly possible for all people who are blind. ↗
I was less successful in my attempts to effect preventive vaccination against typhus by using the virus and in trying to produce large quantities of serum using large animals. ↗
I learned from the example of my father that the manner in which one endures what must be endured is more important than the thing that must be endured. ↗