I've been motivated by overcoming challenge and overcoming the hurdles and obstacles that face me. There still is plenty out there to get motivated by.
“I would like to do a series about sequencing the human genome, and also analyze more human diversity among other ethnic groups - a 'Faces of America 2.'”
“The reason of the close concurrence between the individual's progress and that of the race appears, therefore, when we remember the dependence of each upon the other.”