Quotes and aphorisms about heart rate Tamzin Outhwaite Tanc Sade ,, Freediving is by far and away the toughest sport mentally. You are underwater for up to seven minut... Rana el Kaliouby Yami Gautam Linda Evangelista Laura Robson Elizabeth Thornton Sheryl Crow Matthew Gray Gubler ,, I get very little sleep. But I try to stay constantly busy. My fear is that if I stop working I'll,... Ellen Hollman