His [Newton's] peculiar gift was the power of holding continuously in his mind a purely mental problem until he had seen through it.


Essays in Biography (1933)


His [Newton's] peculiar gift was the power of holding continuously in his mind a purely mental problem until he had seen through it.

His [Newton's] peculiar gift was the power of holding continuously in his mind a purely mental problem until he had seen through it.

His [Newton's] peculiar gift was the power of holding continuously in his mind a purely mental problem until he had seen through it.

His [Newton's] peculiar gift was the power of holding continuously in his mind a purely mental problem until he had seen through it.