diff --git a/lib/cmdline/cmdline.go b/lib/cmdline/cmdline.go
index afaf485..82c032c 100644
--- a/lib/cmdline/cmdline.go
+++ b/lib/cmdline/cmdline.go
@@ -60,7 +60,7 @@
 	// parent holds the parent of this Command, or nil if this is the root.
 	parent *Command
 
-	// Stdout and stderr are set through Init.
+	// stdout and stderr are set through Init.
 	stdout, stderr io.Writer
 
 	// parseFlags holds the merged flags used for parsing.  Each command starts
@@ -68,7 +68,8 @@
 	// specified in both sets, the command's own flag wins.
 	parseFlags *flag.FlagSet
 
-	// Is this the default help command provided by the framework?
+	// isDefaultHelp indicates whether this is the the default help command
+	// provided by the framework.
 	isDefaultHelp bool
 
 	// TODO(toddw): If necessary we can add alias support, e.g. for abbreviations.
diff --git a/tools/vrpc/impl/impl.go b/tools/vrpc/impl/impl.go
index 39a71ae..38ec550 100644
--- a/tools/vrpc/impl/impl.go
+++ b/tools/vrpc/impl/impl.go
@@ -197,7 +197,7 @@
 		Name:  "vrpc",
 		Short: "Tool for interacting with Veyron RPC servers.",
 		Long: `
-The vrpc tool enables interacting with Veyron RPC servers. In particular,
+The vrpc tool facilitates interaction with Veyron RPC servers. In particular,
 it can be used to 1) find out what API a Veyron RPC server exports and
 2) send requests to a Veyron RPC server.
 `,
diff --git a/tools/vrpc/main.go b/tools/vrpc/main.go
index db4e2ba..23c91af 100644
--- a/tools/vrpc/main.go
+++ b/tools/vrpc/main.go
@@ -1,7 +1,7 @@
 // Below is the output from $(vrpc help -style=godoc ...)
 
 /*
-The vrpc tool enables interacting with Veyron RPC servers. In particular,
+The vrpc tool facilitates interaction with Veyron RPC servers. In particular,
 it can be used to 1) find out what API a Veyron RPC server exports and
 2) send requests to a Veyron RPC server.