A mathematician's work is mostly a solitary pursuit, but it builds on the work of many others.
"The secret to writing for children is remembering what it felt like to be a child."
A book must be the axe for the frozen sea within us.
优秀的商业领袖创造愿景,阐明愿景,热情地拥有愿景,并不懈地推动其实现。