in case, after he has laid the foundation and then is unable to finish the building, all the spectators start to make fun of him,
For which of you wants to build a tower and does not first sit down to calculate the expense, to see if he has enough money to complete it? —
saying, 'This fellow started to build but he could not finish it.'
and calling, "You were to destroy the temple and build it in three days! Save yourself, if you are God's Son! Come down from the cross!"
put on God's armour so as to be able to stand against the stratagems of the devil.