Three months and ten days since I started through Psalms again, here I am:

Serve the Lord
with gladness:
come before his presence
with singing.

…We are his people,
and the sheep of his pasture.

Enter into his gates
with thanksgiving,
and into his courts
with praise:
be thankful unto him,
and bless his name.

For the Lord is good;
his mercy is everlasting;
and his truth endureth to all generations.

Psalm 100

Surely you could add something...