As a reward of their clean living and good habits these great stars have been able to withstand the rigorous test of stamina and physical exertion and have thus successfully extended their most remarkable careers over a period of many strenuous years. ↗
The traveler was active; he went strenuously in search of people, of adventure, of experience. The tourist is passive; he expects interesting things to happen to him. He goes "sight-seeing." ↗
The one excellent thing that can be learned from a lion is that whatever a man intends doing should be done by him with a whole-hearted and strenuous effort. ↗