Thanks Living: Blithesomeness

For the Lord will comfort Zion, He will comfort all her waste places; He will make her wilderness like Eden, and her desert like the garden of the Lord; Joy and gladness will be found in it, thanksgiving and the voice of melody. Isaiah 51:3

Joy: exultation, cheerfulness; specifically, welcome - gladness, joy, mirth, rejoicing

Gladness: lighthearted; merry; cheerful, blithesomeness

Thanksgiving: in songs of liturgical worship (of or relating to formal public worship)

Voice: meaning to call aloud, thunderous

Melody: as subject of song, to celebrate in song and music -- give praise

The prophet exhorts the children of Abraham to trust in the Lord; and briefly, but beautifully, describes the great blessedness which should be the consequence, Isaiah 51:1-3. 

Adam Clarke Commentary

Listen to Me, you who follow after righteousness, You who seek the Lord. Isaiah 51:1a

Obeying God fills one with a sense of awe, wonderment and cheerfulness. Blithesomeness (a new word for me), meaning:

Blithe: without thought or regard; carefree; joyous or merry in disposition

Some: characterized by

So, the result of trusting and obeying God is being characterized with a disposition of joyfulness! 

Disposition: the predominant or prevailing tendency of one's spirits; naturalmental and emotional outlook or mood; characteristic attitude.

Blithesomeness the PREDOMINANT tendency of one's spirit, characteristic attitude—that's what Thanks Living is all about! Having a predominate tendency to give thanks and praise to God! And notice is all STARTS with trusting God. 

Thanks Living—Blithesomeness!