It is not knowledge, but the act of learning, not possession but the act of getting there, which grants the greatest enjoyment. [Carl Gauss]
Science, Communications, New Technologies, Culture, History, Art, Philosophy etc...
Youtube:
https://www.youtube.com/channel/UCmidMJlIgTM-rxBPhSPuaiQпростой способ выразить благодарность:
https://yoomoney.ru/to/41001297710716