Ключевые слова: academic, adult, board, business, businessman, caucasian, concept, creative, decision, discovery, education, equation, executive, face, formula, full, genius, geometry, glasses, head, human, instructor, intelligence, invention, learning, male, man, math, mathematical, mathematician, mathematics, nerd, number, pensive, people, person, planning, problem, professor, science, scientist, solution, success, suit, teaching, technology, think, thinking, thoughtful, young,