People generally want to be right. What makes it more difficult, even for open-minded folks, is to absorb the concept that while they may be right, others may be right, too.
This simple exercise can help illustrate the point.
If you look at the figure from this perspective, it is a 3:
From this side, the same shape is an M:
But from this way, it looks like a W:
And from the other direction, it appears to be an E:
Someone might see this drawing and report that it was an E, 3, M or W – and be correct.
The next time you hear a statement that differs from yours, think of this dot. Ask yourself whether they literally have a different point of viewing rather than a different point of view.