After a while, you just stop listening. Mike Lee is the senior United States senator from Utah. After all, childrens first and most important teachers in life are their parents. Putting children in classes that are way above or below their level serves no one and makes effective teaching nearly impossible. The fourth-grade teacher then must teach fourth grade to half the class, as well as first, second and third grades to the other half  a pattern that continues into middle school, high school, community college and university.
The funds are private, therefore, making this more effectively studied amongst experts.
( z0 cause :ARG0 ( z1 private :ARG1 ( z2 fund ) ) :ARG1 ( z3 make :ARG1 ( z4 study :ARG0 ( z5 person :ARG1-of ( z6 expert ) ) :ARG1 ( z7 this ) :ARG1-of ( z8 have-degree :ARG2 ( z9 effective :ARG1 z4 ) :ARG3 ( z10 more ) ) ) ) )
(z0 / cause-01
    :ARG0 (z1 / private-02
              :ARG1 (z2 / fund))
    :ARG1 (z3 / make-02
              :ARG1 (z4 / study-01
                        :ARG0 (z5 / person
                                  :ARG1-of (z6 / expert-01))
                        :ARG1 (z7 / this)
                        :ARG1-of (z8 / have-degree-91
                                     :ARG2 (z9 / effective-04
                                               :ARG1 z4)
                                     :ARG3 (z10 / more)))))
The funds are private , therefore , making this more effectively studied amongst experts .
z1 :ARG1 z2
z0 :ARG0 z1
z0 :ARG1 z3
z8 :ARG3 z10
z8 :ARG2 z9
z9 :ARG1 z4
z4 :ARG1-of z8
z4 :ARG1 z7
z3 :ARG1 z4
z4 :ARG0 z5
z5 :ARG1-of z6