Because of the nature of reality, is that we are both of-course limited by our perception, and God is unlimited – and in every generation, He sends us a Rebbe who is a Divine soul – that has Divine communication, and prophecy, that can see the next dimension, and therefore when Moses comes to the Jews in Egypt – and he says "it’s time to go" he obviously was right – and in our time, the Rebbe tells us that not only is Moshiach about to come, but Moshiach which is the revelation of God, which is the intimate infinite interpersonal human / Divine internal connection, has manifested