Nikolay Kardashev is an astrophysicist by profession, a spirit scout. The initiator of Soviet and Russian efforts in SETI. Created the Kardashev scale - a useful classification of civilizations in our universe.
We are told -
You will know them by their deeds.
Well, find out, belatedly wave their fists -
And be sure - we are not alone such -
No, let them know us - by our deeds!
:)