Is it not difficult to keep an open unclouded vision?
To view the world thru jaundiced eyes is a bad thing.
To put on sepia-tinted glasses and be fooled by all the glitter is even worse.
To see with the help of one's soul and judge with compassion and without prejudice is a tough task for us mortals.
Most of us end up donning the mantle of a philosopher - preaching rather than practising.