Considering the revolution:

In Soviet times they taught us at school that the revolution was undoubtedly a good thing. Note: Under the "revolution" the Socialist Revolution was always assumed.

There's an interesting fact.

One of the top Soviet officials (if I don't mistake, it was Щёлоков Щёлоков, Николай Анисимович — Википедия but maybe I am wrong) came to visit the US in 1980's. His public speech there was shown on TV.

I was too young that time to watch political news, but I saw that piece of reporting later, in a Russian documentary about Brezhnev's epoch.

So, he was talking about the advantages of the Soviet system: no unemployment, free education, free health care etc. Then he smiled to US journalists and said something like this: "Вы тоже можете всего этого достичь. Но для этого вам надо совершить социалистическую революцию". - "You are also able to achieve all of that. But you need to make a socialist revolution then".

I tried googling to find any infomation on that interesting press conference on the Net, but I failed to find any