Sikhism must be the only religion which professes and admits that you will never know all but still keep moving in the direction of knowing more of the ultimate truths within creation.
Reference:: Sikh Philosophy Network http://www.sikhphilosophy.net/humanism/36431-imagine-man-created-god.html
You are not limited in this journey to human brains, ape interactions, plants and elements or other concepts and elements that define creation. Let us call Sikhism, "Understanding Creation without Borders".
Reference:: Sikh Philosophy Network http://www.sikhphilosophy.net/showthread.php?t=36431
Sat Sri Akal.