You can never develop your heart by living alone. If man doesn't have contact with people, he loses his ability to deal with them. If you don't exercise your physical body but just lie down all the time, after a while you may not be able to walk. God made man to walk, but if you don't use this ability for a long time, your body cannot function normally. Man's mind is the same.
Many people use computers nowadays, working from morning till night in front of a computer.
And new diseases are being discovered in these people. Of course, if you work with computers after your character is formed, you may not be so strongly affected. But if you work with computers at a young age, you may lose the capacity to deal with people. You may feel more comfortable with a computer than with people. Many such phenomena are being discovered.