Subject to the provisions of the instrument of trust and of sections 23 and 26, trustees shall be respectively chargeable only for such moneys, sto cks, funds and securities as they respectively actually receive, and shall not be answerable the one for the other of them, nor for any banker, broker or other person in whose hands any trust-property may be placed, nor for the insufficiency or deficiency of any stocks, funds or securities, nor otherwise for involuntary losses.