Yes most of them were angry some weren't
The answer is creativity. This is an ability of an individual in which he or she ables to do things from his or her ideas and imaginations that his or her mind has thought of or think of. This is also a way of making a solution to problems with the use of devising unconventional solutions.
Leisure can be considered as the free time a person has between his/her responsibilities. Humans found different types of pleasure in their leisure time. There is the sensory pleasure caused by the different stimulus that leisure time can arise. The individual can also found intellectual pleasure during its leisure time as the mind will process internal thoughts during this more calm time.
Elisha Gray was an electrical engineer. He is known for his telephone prototype and music synthesizer. Gray got over 70 patents for his inventions.
He was born on August 2nd, 1835 in Barnesville, Ohio. He died on January 21st, 1901 in Newtonville, Massechusetts.
Gray also invented the telautograph, this was a device that could transmit handwriting through the telegraph systems!