Sir Isaac Newton

"ຖ້າຂ້ອຍເຫັນໄດ້ກວ້າງໄກ ນັ້ນແປວ່າຂ້ອຍກໍາລັງຢືນຢູ່ເທິງບ່າຂອງຍັກ"

"If I have seen further than others, it is by standing upon the shoulders of giants."