I just want to point out that in the midst of all human activities -- serious, happy, good, bad, peaceful or violent -- there are other angles to consider.
Two people listen to speeches at the "National Day of Protest" against police brutality in Pershing Square in Los Angeles on Saturday, October 22, 2011. Participants in "Occupy Los Angeles" joined the rally and march.
Alicia, a self-described "queer anarchist" from Claremont, creates a sign near Pershing Square during the "Occupy Los Angeles" protest in Los Angeles on Saturday, October 15, 2011
A protester carries a sign while walking on 5th Street near Pershing Square during the "Occupy L.A." event in Los Angeles on Saturday, October 1, 2011.
Jessie Lopez holds a banner as protesters begin a march from Pershing Square to City Hall during the "Occupy L.A." event in Los Angeles on Saturday, October 1, 2011.
Heidi Sulzdorf demonstrates a hand-crossing technique to be used in case of violence against protesters during the "Occupy L.A." event in Los Angeles on Saturday, October 1, 2011. The technique is designed to show that the protester has no weapons.