CREATE TABLE table_78040 ("Full Name" TEXT, "Nickname" TEXT, "Gender" TEXT, "Weight at birth" TEXT, "Meaning" TEXT)

How much did the baby who name means God knows my journey weigh at birth?
SELECT "Weight at birth" FROM table_78040 WHERE "Meaning" = 'god knows my journey'
SELECT "Weight at birth" FROM "table_78040" WHERE "Meaning" = 'god knows my journey'