''Belief can lead to positive or negative outcomes and is less...

''Belief can lead to positive or negative outcomes and is less reliable as a guide to human behaviour.''

An object sitting on a table is there for all observers. It does not vary according to belief or 'truth' Anyone who has functional senses can access the object, see it, feel it, touch it, smell it. The object itself does not cater to belief or truth. It just is what it is.