Some friendly advice:
Finnish membership in NATO would be a direct military threat to Russia, warned the Russian Embassy's Senior Counsellor to Finland, Vladimir Kozin.
In an interview with YLE, Kozin urged Finland to postpone NATO membership for at least 15 years. He added that President Vladimir Putin's term in power could very well last that long.
Happily, Kozin "emphasized that Russia will not dictate or pressure other countries". That's okay, then.
For comparison's sake, here's what Putin had to say on the topic last February.