(a) A trustee shall invest and manage trust assets as a prudent investor would, considering the purpose, terms, and other circumstances of the trust, including those set forth in subsection (c). In satisfying this standard, the trustee shall exercise reasonable care, skill, and caution. (b) A trustee's investment and management decisions respecting individual assets shall be considered in the context of the trust portfolio as a part of an overall investment strategy reasonably suited to the trust
(a) Except as provided in subsection (b), a trustee who invests and manages trust assets shall owe a duty to the beneficiaries of a trust to comply with the prudent investor rule set forth in this chapter. (b) The prudent investor rule may be expanded, restricted, eliminated or otherwise altered by the provisions of a trust. A trustee shall not be liable to a beneficiary to the extent that the trustee acted in resonable reliance on the provisions of the trust. Mass. Gen. Laws ch. 203C, § 2