Ключевые слова: adult, annoyed, apathy, attitude, body, businesswoman, class, college, colombian, corporate, deprived, disinterest, dull, employee, ethnic, exhausted, facial, fatigue, female, girl, hispanic, hours, inattentive, indian, indifference, lack, language, late, latina, lazy, lifeless, long, morning, motivation, multicultural, negotiation, no, people, person, reaction, schedule, sign, sleep, sleepiness, student, study, tired, topic, worker, yawn,