"I'm older and have many things to work on - many I will take to the spiritual world after I die and I'm sure more will be revealed to eternity"
Nothing corrupt/corruptible/corrupting will enter God's kingdom.We need to be persuaded that He is able to keep that which we have entrusted to Him.
"Now unto Him that is able to keep you from falling, and to present you faultless before the presence of his glory with exceeding joy..."
What we really need to work on is what Jesus said we need to work on..."This is the work of God,that ye believe on Him whom He has sent" (John 6:29)...because if we don't do "that good part which will not be taken from us" then we will end up (or remain)"careful and troubled about many things"
I'm still aspiring to the dizzying heights of an unprofitable servant myself but when it's all over it will be 'all over but the shouting' for joy!
Matt 6:19 Lay not up for yourselves treasures upon earth, where moth and rust doth corrupt , and where thieves break through and steal : 20 But lay up for yourselves treasures in heaven, where neither moth nor rust doth corrupt , and where thieves do not break through nor steal :