#Doubts #are #made #of #two #affiliations #of #opposite #meanings. #The #grass #is #green; #the #grass #is #brown. #What #color #is #the #grass? #Is #the #grass #alive? #The #grass #is #alive; #the #grass #is #dead. #Is #the #grass #brown? #Yes #or #no. #This #is #what #doubts #are #made #of.