Ironic how you confirmed my point. You can't trust that people here have any idea what they are talking about.
He was telling the truth but you were so offensive that your comment was deleted. I myself am reluctant to post an answer, manners go a long way and are completely free.
He is not 100% right but he's not wrong and you should not be so quick to judge yourself.
There is a train but it goes through Belarus and because of the different size tracks you will have to change trains 3 times and the bureaucracy at the boarder do not make it a viable option. You are better off renting a car cycling or flying.